Published by:
CGP EDU Academic Team
Published on: September 12, 2026
A long solenoid of radius 
carries a time dependent current 
. A ring of radius 
is placed coaxially near its centre. During the time interval 
, the induced current 
and the induced emf 
in the ring vary as:
A
current will change its direction and its emf will be zero at 
B
current will not change its direction & emf will be maximum at 
C
current will not change direction and emf will be zero at 
D
At 
direction of 
reverses and 
is zero
direction of reverses and is zero
Text Solution
Verified by ExpertsThe correct answer is:
D
JEE Main 2020
at 
and 
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